Larsen effect
audio feedback
birdies
blooping
blurping
closed loop
closed sequence
current-control circuit
degeneration
distortion
flip-flop circuit
flutter
fluttering
hissing
howling
hum
motorboating
positive feedback
process loop
quality loop
reversed feedback
rumble
scratching
shredding
squeals
static
whistles
woomping
wow
wowwows
advise
answer
propose
render
reply
response
return
suggest
access
analog
audio
bandwidth
comment
communication
correction
coverage
evaluation
guidance
input
insight
interaction
link
measurement
monitor
reference
review
stimulus
transmission
update
biofeedback